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Electronic Principles

Electronic Principles
Holes are the minority carriers in which type of semiconductor?

Intrinsic
None of these
n-type
Extrinsic
p-type

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Electronic Principles
For normal operation of the transistor, the collector diode has to be

None of these
Operating in the breakdown region
Reverse-biased
Forward-biased
Nonconducting

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Electronic Principles
What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz?

444 Ohm
628 Ohm
None of these
Less than 1 Ohm
100 Ohm

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Electronic Principles
A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff?

10 k Ohm
2 k Ohm
20 k Ohm
None of these
1 k Ohm

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Electronic Principles
A battery is a device composed of one or more:

solar cells
piezoeletric cells
chemical cells
voltage generators
None of these

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Electronic Principles
A device that converts thermal energy to electrical energy is called a:

solar cell
piezoelectric devices
None of these
thermocouple
chemical cell

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